Serving Maryland's Thoroughbred industry since 1929. The MHBA functions as an informational resource for horse breeders and owners, the media, community and governmental organizations, and the general public.??

The AAEP's mission is to improve the health and welfare of the horse, to further the professional development of its members, and to provide resources and leadership for the benefit of the equine industry. These principles have guided the AAEP for more than six decades in the activities and services it provides.

The mission of the American Quarter Horse Association is: To record and preserve the pedigrees of the American Quarter Horse, while maintaining the integrity of the breed and welfare of its horses. To provide beneficial services for its members that enhance and encourage American Quarter Horse ownership and participation. To develop diverse educational programs, material and curriculum that will position AQHA as the leading resource organization in the equine industry. To generate growth of AQHA membership via the marketing, promotion, advertising and publicity of the American Quarter Horse. To ensure the American Quarter Horse is treated humanely, with dignity, respect and compassion, at all times.

AHA is a major equine association serving 85,600 Arabian, Half-Arabian and Anglo-Arabian horse owners and 235 clubs across North America. AHA registers and maintains a database of more than one million Arabian, Half-Arabian and Anglo-Arabian horses and administers approximately $3 million in annual prize money. AHA produces championship events, recognizes over 550 Arabian horse shows and distance rides and provides activities, education, and programs that promote breeding and ownership.

The California Thoroughbred Breeders Association was founded in 1937 as a non-profit organization dedicated to the advancement of Thoroughbred breeding and racing in California. It is governed by a board of 15 directors voted on by the association’s membership.